They said it wouldn't happen again, too much had changed, the whole world had changed, and most of all Seattle had grown wise to the punishing consequences of trying to subsist as a company town. So naturally it had to happen again. After riding high and sassy through the national recession, Seattle and the satellite cities around Puget Sound saw their fashionable, good-times tranquillity spoiled Thursday when the locally headquartered Boeing Co.

They said it wouldn't happen again, too much had changed, the whole world had changed, and most of all Seattle had grown wise to the punishing consequences of trying to subsist as a company town. So naturally it had to happen again. After riding high and sassy through the national recession, Seattle and the satellite cities around Puget Sound saw their fashionable, good-times tranquillity spoiled Thursday when the locally headquartered Boeing Co.

Employees on Boeing's aircraft assembly lines are working 12 hours a day and seven days a week in many cases, attempting to catch up on delivery delays that have infuriated airlines around the world. But a concern is growing among industry safety experts and throughout the aviation community that the Boeing Co. may be pushing too hard, that it is making some sloppy errors that are not expected from a company held to be one of the nation's premier manufacturing companies.

Employees on Boeing's aircraft assembly lines are working 12 hours a day and seven days a week in many cases, attempting to catch up on delivery delays that have infuriated airlines around the world. But a concern is growing among industry safety experts and throughout the aviation community that the Boeing Co. may be pushing too hard, that it is making some sloppy errors that are not expected from a company held to be one of the nation's premier manufacturing companies.